From: Heesob Park <phasis@...>
Date: 2008-08-06T19:17:54+09:00
Subject: Re: rb_sys_fail(socket(2)) - errno == 0

2008/8/6 Daniel Berger <djberg96@gmail.com>:
> Glen Holcomb wrote:
>>
>> On Tue, Aug 5, 2008 at 12:34 PM, Phill Davies
>> <binary011010@verizon.net>wrote:
>>
>>> You can use Ping from the Ruby standard library.
>>>
>>> require 'ping'
>>> Ping.pingecho "google.com", <timeout>, <port>
>>>
>>> Where timeout is the number of seconds to wait for a reply (defaults to
>>> 5) and port is the port to use (defaults to the 'echo' port)
>>>
>>>
>>> Unless you have something more specific you are trying to do this ought
>>> to work.
>>>
>>> Glen Holcomb wrote:
>>>>
>>>> That is the error message I get when I try either of these methods for
>>>> creating an ICMP packet:
>>>>
>>>> socket = Socket.new(Socket::PF_INET, Socket::SOCK_RAW,
>>>> Socket::IPPROTO_ICMP)
>>>>
>>>> or
>>>>
>>>> with net-ping
>>>>
>>>> icmp = Ping::ICMP.new('machine_name')
>>>>
>>>> icmp.ping?
>>>>
>>>> I am on Windows XP.  The account I'm logged in as has local
>>>> administrator
>>>> rights.
>>>>
>>>>
>>>> What I'm trying to do is check to see if a system is up before I try and
>>>> make a WIN32OLE connection to it as they take forever to time-out
>
> It's a problem with the socket.so file that ships with the one click
> installer. Take a look at this ticket for more information:
>
> http://rubyforge.org/tracker/?func=detail&group_id=167&aid=9438&atid=715
>
The socket.so has nothing to do with this problem.
It's a problem with the msvcrt-ruby18.dll file.

That bug is related to the winsock2 compatibility.

The OCI version was built with the flag '--with-winsock2'.
If you build ruby without '--with-winsock2', it will work fine.

Regards,

Park Heesob

Park Heesob